42447440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 113623680

約数和(自身を除く): 71176240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 331, 458, 560, 662, 916, 1145, 1324, 1603, 1655, 1832, 2290, 2317, 2648, 3206, 3310, 3664, 4580, 4634, 5296, 6412, 6620, 8015, 9160, 9268, 11585, 12824, 13240, 16030, 18320, 18536, 23170, 25648, 26480, 32060, 37072, 46340, 64120, 75799, 92680, 128240, 151598, 185360, 303196, 378995, 530593, 606392, 757990, 1061186, 1212784, 1515980, 2122372, 2652965, 3031960, 4244744, 5305930, 6063920, 8489488, 10611860, 21223720, 42447440]

約数ペア:

[(1, 42447440), (2, 21223720), (4, 10611860), (5, 8489488), (7, 6063920), (8, 5305930), (10, 4244744), (14, 3031960), (16, 2652965), (20, 2122372), (28, 1515980), (35, 1212784), (40, 1061186), (56, 757990), (70, 606392), (80, 530593), (112, 378995), (140, 303196), (229, 185360), (280, 151598), (331, 128240), (458, 92680), (560, 75799), (662, 64120), (916, 46340), (1145, 37072), (1324, 32060), (1603, 26480), (1655, 25648), (1832, 23170), (2290, 18536), (2317, 18320), (2648, 16030), (3206, 13240), (3310, 12824), (3664, 11585), (4580, 9268), (4634, 9160), (5296, 8015), (6412, 6620)]