40319840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:796

約数の個数: 96

約数和(自身を含む): 107412480

約数和(自身を除く): 67092640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 739, 880, 992, 1240, 1364, 1478, 1705, 1760, 2480, 2728, 2956, 3410, 3695, 4960, 5456, 5912, 6820, 7390, 8129, 10912, 11824, 13640, 14780, 16258, 22909, 23648, 27280, 29560, 32516, 40645, 45818, 54560, 59120, 65032, 81290, 91636, 114545, 118240, 130064, 162580, 183272, 229090, 251999, 260128, 325160, 366544, 458180, 503998, 650320, 733088, 916360, 1007996, 1259995, 1300640, 1832720, 2015992, 2519990, 3665440, 4031984, 5039980, 8063968, 10079960, 20159920, 40319840]

約数ペア:

[(1, 40319840), (2, 20159920), (4, 10079960), (5, 8063968), (8, 5039980), (10, 4031984), (11, 3665440), (16, 2519990), (20, 2015992), (22, 1832720), (31, 1300640), (32, 1259995), (40, 1007996), (44, 916360), (55, 733088), (62, 650320), (80, 503998), (88, 458180), (110, 366544), (124, 325160), (155, 260128), (160, 251999), (176, 229090), (220, 183272), (248, 162580), (310, 130064), (341, 118240), (352, 114545), (440, 91636), (496, 81290), (620, 65032), (682, 59120), (739, 54560), (880, 45818), (992, 40645), (1240, 32516), (1364, 29560), (1478, 27280), (1705, 23648), (1760, 22909), (2480, 16258), (2728, 14780), (2956, 13640), (3410, 11824), (3695, 10912), (4960, 8129), (5456, 7390), (5912, 6820)]