20194839240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9899431}}^1$

素因数の和:9899462

約数の個数: 64

約数和(自身を含む): 64148319360

約数和(自身を除く): 43953480120

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, 9899431, 19798862, 29698293, 39597724, 49497155, 59396586, 79195448, 98994310, 118793172, 148491465, 168290327, 197988620, 237586344, 296982930, 336580654, 395977240, 504870981, 593965860, 673161308, 841451635, 1009741962, 1187931720, 1346322616, 1682903270, 2019483924, 2524354905, 3365806540, 4038967848, 5048709810, 6731613080, 10097419620, 20194839240]

約数ペア:

[(1, 20194839240), (2, 10097419620), (3, 6731613080), (4, 5048709810), (5, 4038967848), (6, 3365806540), (8, 2524354905), (10, 2019483924), (12, 1682903270), (15, 1346322616), (17, 1187931720), (20, 1009741962), (24, 841451635), (30, 673161308), (34, 593965860), (40, 504870981), (51, 395977240), (60, 336580654), (68, 296982930), (85, 237586344), (102, 197988620), (120, 168290327), (136, 148491465), (170, 118793172), (204, 98994310), (255, 79195448), (340, 59396586), (408, 49497155), (510, 39597724), (680, 29698293), (1020, 19798862), (2040, 9899431)]