140045804920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21746243}}^1$

素因数の和:21746284

約数の個数: 64

約数和(自身を含む): 375775096320

約数和(自身を除く): 235729291400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 21746243, 43492486, 86984972, 108731215, 152223701, 173969944, 217462430, 304447402, 434924860, 500163589, 608894804, 761118505, 869849720, 1000327178, 1217789608, 1522237010, 2000654356, 2500817945, 3044474020, 3501145123, 4001308712, 5001635890, 6088948040, 7002290246, 10003271780, 14004580492, 17505725615, 20006543560, 28009160984, 35011451230, 70022902460, 140045804920]

約数ペア:

[(1, 140045804920), (2, 70022902460), (4, 35011451230), (5, 28009160984), (7, 20006543560), (8, 17505725615), (10, 14004580492), (14, 10003271780), (20, 7002290246), (23, 6088948040), (28, 5001635890), (35, 4001308712), (40, 3501145123), (46, 3044474020), (56, 2500817945), (70, 2000654356), (92, 1522237010), (115, 1217789608), (140, 1000327178), (161, 869849720), (184, 761118505), (230, 608894804), (280, 500163589), (322, 434924860), (460, 304447402), (644, 217462430), (805, 173969944), (920, 152223701), (1288, 108731215), (1610, 86984972), (3220, 43492486), (6440, 21746243)]