1391500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 72

約数和(自身を含む): 3485664

約数和(自身を除く): 2094164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 121, 125, 220, 230, 242, 250, 253, 275, 460, 484, 500, 506, 550, 575, 605, 1012, 1100, 1150, 1210, 1265, 1375, 2300, 2420, 2530, 2750, 2783, 2875, 3025, 5060, 5500, 5566, 5750, 6050, 6325, 11132, 11500, 12100, 12650, 13915, 15125, 25300, 27830, 30250, 31625, 55660, 60500, 63250, 69575, 126500, 139150, 278300, 347875, 695750, 1391500]

約数ペア:

[(1, 1391500), (2, 695750), (4, 347875), (5, 278300), (10, 139150), (11, 126500), (20, 69575), (22, 63250), (23, 60500), (25, 55660), (44, 31625), (46, 30250), (50, 27830), (55, 25300), (92, 15125), (100, 13915), (110, 12650), (115, 12100), (121, 11500), (125, 11132), (220, 6325), (230, 6050), (242, 5750), (250, 5566), (253, 5500), (275, 5060), (460, 3025), (484, 2875), (500, 2783), (506, 2750), (550, 2530), (575, 2420), (605, 2300), (1012, 1375), (1100, 1265), (1150, 1210)]