9815820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23371}}^1$

素因数の和:23390

約数の個数: 48

約数和(自身を含む): 31411968

約数和(自身を除く): 21596148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 23371, 46742, 70113, 93484, 116855, 140226, 163597, 233710, 280452, 327194, 350565, 467420, 490791, 654388, 701130, 817985, 981582, 1402260, 1635970, 1963164, 2453955, 3271940, 4907910, 9815820]

約数ペア:

[(1, 9815820), (2, 4907910), (3, 3271940), (4, 2453955), (5, 1963164), (6, 1635970), (7, 1402260), (10, 981582), (12, 817985), (14, 701130), (15, 654388), (20, 490791), (21, 467420), (28, 350565), (30, 327194), (35, 280452), (42, 233710), (60, 163597), (70, 140226), (84, 116855), (105, 93484), (140, 70113), (210, 46742), (420, 23371)]