19869240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 62511120

約数和(自身を除く): 42641880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 313, 345, 460, 529, 552, 626, 690, 920, 939, 1058, 1252, 1380, 1565, 1587, 1878, 2116, 2504, 2645, 2760, 3130, 3174, 3756, 4232, 4695, 5290, 6260, 6348, 7199, 7512, 7935, 9390, 10580, 12520, 12696, 14398, 15870, 18780, 21160, 21597, 28796, 31740, 35995, 37560, 43194, 57592, 63480, 71990, 86388, 107985, 143980, 165577, 172776, 215970, 287960, 331154, 431940, 496731, 662308, 827885, 863880, 993462, 1324616, 1655770, 1986924, 2483655, 3311540, 3973848, 4967310, 6623080, 9934620, 19869240]

約数ペア:

[(1, 19869240), (2, 9934620), (3, 6623080), (4, 4967310), (5, 3973848), (6, 3311540), (8, 2483655), (10, 1986924), (12, 1655770), (15, 1324616), (20, 993462), (23, 863880), (24, 827885), (30, 662308), (40, 496731), (46, 431940), (60, 331154), (69, 287960), (92, 215970), (115, 172776), (120, 165577), (138, 143980), (184, 107985), (230, 86388), (276, 71990), (313, 63480), (345, 57592), (460, 43194), (529, 37560), (552, 35995), (626, 31740), (690, 28796), (920, 21597), (939, 21160), (1058, 18780), (1252, 15870), (1380, 14398), (1565, 12696), (1587, 12520), (1878, 10580), (2116, 9390), (2504, 7935), (2645, 7512), (2760, 7199), (3130, 6348), (3174, 6260), (3756, 5290), (4232, 4695)]