40185960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19699}}^1$

素因数の和:19730

約数の個数: 64

約数和(自身を含む): 127656000

約数和(自身を除く): 87470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 19699, 39398, 59097, 78796, 98495, 118194, 157592, 196990, 236388, 295485, 334883, 393980, 472776, 590970, 669766, 787960, 1004649, 1181940, 1339532, 1674415, 2009298, 2363880, 2679064, 3348830, 4018596, 5023245, 6697660, 8037192, 10046490, 13395320, 20092980, 40185960]

約数ペア:

[(1, 40185960), (2, 20092980), (3, 13395320), (4, 10046490), (5, 8037192), (6, 6697660), (8, 5023245), (10, 4018596), (12, 3348830), (15, 2679064), (17, 2363880), (20, 2009298), (24, 1674415), (30, 1339532), (34, 1181940), (40, 1004649), (51, 787960), (60, 669766), (68, 590970), (85, 472776), (102, 393980), (120, 334883), (136, 295485), (170, 236388), (204, 196990), (255, 157592), (340, 118194), (408, 98495), (510, 78796), (680, 59097), (1020, 39398), (2040, 19699)]