20121773770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1\times {\mathrm{15013}}^1$

素因数の和:15535

約数の個数: 64

約数和(自身を含む): 42496586496

約数和(自身を除く): 22374812726

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 467, 574, 934, 1435, 2335, 2870, 3269, 4670, 6538, 15013, 16345, 19147, 30026, 32690, 38294, 75065, 95735, 105091, 134029, 150130, 191470, 210182, 268058, 525455, 615533, 670145, 1050910, 1231066, 1340290, 3077665, 4308731, 6155330, 7011071, 8617462, 14022142, 21543655, 35055355, 43087310, 49077497, 70110710, 98154994, 245387485, 287453911, 490774970, 574907822, 1437269555, 2012177377, 2874539110, 4024354754, 10060886885, 20121773770]

約数ペア:

[(1, 20121773770), (2, 10060886885), (5, 4024354754), (7, 2874539110), (10, 2012177377), (14, 1437269555), (35, 574907822), (41, 490774970), (70, 287453911), (82, 245387485), (205, 98154994), (287, 70110710), (410, 49077497), (467, 43087310), (574, 35055355), (934, 21543655), (1435, 14022142), (2335, 8617462), (2870, 7011071), (3269, 6155330), (4670, 4308731), (6538, 3077665), (15013, 1340290), (16345, 1231066), (19147, 1050910), (30026, 670145), (32690, 615533), (38294, 525455), (75065, 268058), (95735, 210182), (105091, 191470), (134029, 150130)]