4015681540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{3163}}^1$

素因数の和:3461

約数の個数: 96

約数和(自身を含む): 9599829120

約数和(自身を除く): 5584147580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 257, 260, 380, 494, 514, 988, 1028, 1235, 1285, 2470, 2570, 3163, 3341, 4883, 4940, 5140, 6326, 6682, 9766, 12652, 13364, 15815, 16705, 19532, 24415, 31630, 33410, 41119, 48830, 60097, 63260, 63479, 66820, 82238, 97660, 120194, 126958, 164476, 205595, 240388, 253916, 300485, 317395, 411190, 600970, 634790, 781261, 812891, 822380, 1201940, 1269580, 1562522, 1625782, 3125044, 3251564, 3906305, 4064455, 7812610, 8128910, 10567583, 15444929, 15625220, 16257820, 21135166, 30889858, 42270332, 52837915, 61779716, 77224645, 105675830, 154449290, 200784077, 211351660, 308898580, 401568154, 803136308, 1003920385, 2007840770, 4015681540]

約数ペア:

[(1, 4015681540), (2, 2007840770), (4, 1003920385), (5, 803136308), (10, 401568154), (13, 308898580), (19, 211351660), (20, 200784077), (26, 154449290), (38, 105675830), (52, 77224645), (65, 61779716), (76, 52837915), (95, 42270332), (130, 30889858), (190, 21135166), (247, 16257820), (257, 15625220), (260, 15444929), (380, 10567583), (494, 8128910), (514, 7812610), (988, 4064455), (1028, 3906305), (1235, 3251564), (1285, 3125044), (2470, 1625782), (2570, 1562522), (3163, 1269580), (3341, 1201940), (4883, 822380), (4940, 812891), (5140, 781261), (6326, 634790), (6682, 600970), (9766, 411190), (12652, 317395), (13364, 300485), (15815, 253916), (16705, 240388), (19532, 205595), (24415, 164476), (31630, 126958), (33410, 120194), (41119, 97660), (48830, 82238), (60097, 66820), (63260, 63479)]