1904804520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{163643}}^1$

素因数の和:163754

約数の個数: 64

約数和(自身を含む): 5773360320

約数和(自身を除く): 3868555800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1940, 2328, 2910, 3880, 5820, 11640, 163643, 327286, 490929, 654572, 818215, 981858, 1309144, 1636430, 1963716, 2454645, 3272860, 3927432, 4909290, 6545720, 9818580, 15873371, 19637160, 31746742, 47620113, 63493484, 79366855, 95240226, 126986968, 158733710, 190480452, 238100565, 317467420, 380960904, 476201130, 634934840, 952402260, 1904804520]

約数ペア:

[(1, 1904804520), (2, 952402260), (3, 634934840), (4, 476201130), (5, 380960904), (6, 317467420), (8, 238100565), (10, 190480452), (12, 158733710), (15, 126986968), (20, 95240226), (24, 79366855), (30, 63493484), (40, 47620113), (60, 31746742), (97, 19637160), (120, 15873371), (194, 9818580), (291, 6545720), (388, 4909290), (485, 3927432), (582, 3272860), (776, 2454645), (970, 1963716), (1164, 1636430), (1455, 1309144), (1940, 981858), (2328, 818215), (2910, 654572), (3880, 490929), (5820, 327286), (11640, 163643)]