39955860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1710

約数の個数: 144

約数和(自身を含む): 145891200

約数和(自身を除く): 105935340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1669, 1710, 1995, 2394, 2660, 3338, 3420, 3990, 4788, 5007, 5985, 6676, 7980, 8345, 10014, 11683, 11970, 15021, 16690, 20028, 23366, 23940, 25035, 30042, 31711, 33380, 35049, 46732, 50070, 58415, 60084, 63422, 70098, 75105, 95133, 100140, 105147, 116830, 126844, 140196, 150210, 158555, 175245, 190266, 210294, 221977, 233660, 285399, 300420, 317110, 350490, 380532, 420588, 443954, 475665, 525735, 570798, 634220, 665931, 700980, 887908, 951330, 1051470, 1109885, 1141596, 1331862, 1426995, 1902660, 1997793, 2102940, 2219770, 2663724, 2853990, 3329655, 3995586, 4439540, 5707980, 6659310, 7991172, 9988965, 13318620, 19977930, 39955860]

約数ペア:

[(1, 39955860), (2, 19977930), (3, 13318620), (4, 9988965), (5, 7991172), (6, 6659310), (7, 5707980), (9, 4439540), (10, 3995586), (12, 3329655), (14, 2853990), (15, 2663724), (18, 2219770), (19, 2102940), (20, 1997793), (21, 1902660), (28, 1426995), (30, 1331862), (35, 1141596), (36, 1109885), (38, 1051470), (42, 951330), (45, 887908), (57, 700980), (60, 665931), (63, 634220), (70, 570798), (76, 525735), (84, 475665), (90, 443954), (95, 420588), (105, 380532), (114, 350490), (126, 317110), (133, 300420), (140, 285399), (171, 233660), (180, 221977), (190, 210294), (210, 190266), (228, 175245), (252, 158555), (266, 150210), (285, 140196), (315, 126844), (342, 116830), (380, 105147), (399, 100140), (420, 95133), (532, 75105), (570, 70098), (630, 63422), (665, 60084), (684, 58415), (798, 50070), (855, 46732), (1140, 35049), (1197, 33380), (1260, 31711), (1330, 30042), (1596, 25035), (1669, 23940), (1710, 23366), (1995, 20028), (2394, 16690), (2660, 15021), (3338, 11970), (3420, 11683), (3990, 10014), (4788, 8345), (5007, 7980), (5985, 6676)]