40641836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 78204000

約数和(自身を除く): 37562164

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 97, 148, 149, 194, 298, 388, 596, 703, 1406, 1843, 2812, 2831, 3589, 3686, 5513, 5662, 7178, 7372, 11026, 11324, 14356, 14453, 22052, 28906, 57812, 68191, 104747, 136382, 209494, 272764, 274607, 418988, 534761, 549214, 1069522, 1098428, 2139044, 10160459, 20320918, 40641836]

約数ペア:

[(1, 40641836), (2, 20320918), (4, 10160459), (19, 2139044), (37, 1098428), (38, 1069522), (74, 549214), (76, 534761), (97, 418988), (148, 274607), (149, 272764), (194, 209494), (298, 136382), (388, 104747), (596, 68191), (703, 57812), (1406, 28906), (1843, 22052), (2812, 14453), (2831, 14356), (3589, 11324), (3686, 11026), (5513, 7372), (5662, 7178)]